text: // Copyright 2010 Google Inc. All Rights Reserved.
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  //
  //      http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  
  #ifndef PAGESPEED_FILTERS_URL_REGEX_FILTER_H_
  #define PAGESPEED_FILTERS_URL_REGEX_FILTER_H_
  
  #include "base/basictypes.h"
  #include "pagespeed/core/resource_filter.h"
  #include "pagespeed/util/regex.h"
  
  namespace pagespeed {
  
  /**
   * A ResourceFilter that filters URLs based on a regular expression. A
   * URL that matches the regular expression is NOT accepted.
   */
  class UrlRegexFilter : public ResourceFilter {
   public:
    explicit UrlRegexFilter(const char* url_regex);
    virtual ~UrlRegexFilter();
  
    virtual bool IsAccepted(const Resource& resource) const;
  
   private:
    RE url_regex_;
  
    DISALLOW_COPY_AND_ASSIGN(UrlRegexFilter);
  };
  
  }  // namespace pagespeed
  
  #endif  // PAGESPEED_FILTERS_URL_REGEX_FILTER_H_
  